Beckhoff CB4050 Manual de usuario Pagina 22

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Chapter: Connectors PC/104-Bus
page 22 Beckhoff New Automation Technology CB4050
Description Name Pin Name Description
ISA address 2 SA2 A29 B29 VCC 5 volt supply
ISA address 1 SA1 A30 B30 OSC ISA 14,318MHz
ISA address 0 SA0 A31 B31 GND ground
ground GND A32 B32 GND ground
Pinning of the 16 bit expansion PC/104 connector.
Description Name Pin Name Description
ground GND C0 D0 GND ground
ISA byte high enable SBHE# C1 D1 MEMCS16# ISA memory chip select
ISA latched address 23 LA23 C2 D2 IOCS16# ISA – IO chip select
ISA latched address 22 LA22 C3 D3 IRQ10 ISA interrupt 10
ISA latched address 21 LA21 C4 D4 IRQ11 ISA interrupt 11
ISA latched address 20 LA20 C5 D5 IRQ12 ISA interrupt 12
ISA latched address 19 LA19 C6 D6 IRQ15 ISA interrupt 15
ISA latched address 18 LA18 C7 D7 IRQ14 ISA interrupt 14
ISA latched address 17 LA17 C8 D8 DACK0# ISA DMA acknowledge 0
ISA memory read MEMR# C9 D9 DRQ0 ISA DMA request 0
ISA memory write MEMW# C10 D10 DACK5# ISA DMA acknowledge 5
ISA data 8 SD8 C11 D11 DRQ5 ISA DMA request 5
ISA data 9 SD9 C12 D12 DACK6# ISA DMA acknowledge 6
ISA data 10 SD10 C13 D13 DRQ6 ISA DMA request 6
ISA data 11 SD11 C14 D14 DACK7# ISA DMA acknowledge 7
ISA data 12 SD12 C15 D15 DRQ7 ISA DMA request 7
ISA data 13 SD13 C16 D16 VCC 5 volt supply
ISA data 14 SD14 C17 D17 MASTER# ISA bus master
ISA data 15 SD15 C18 D18 GND ground
reserved N/C C19 D19 GND ground
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